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Supplemental Information To Statements Of Cash Flows (Tables) | 12 Months Ended
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Dec. 31, 2021
Supplemental Cash Flow Elements [Abstract] |
Schedule Of Supplemental Information To Statements Of Cash Flows |
|  | Year Ended December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Changes in assets and liabilities, net: |  |  |  |  |  |  |  |  |  |  |  |
Accounts receivable |  | $ | (526 | ) |  | $ | 231 |  |  | $ | (3 | )
Income tax receivable |  |  | 91 |  |  |  | (127 | ) |  |  | (22 | )
Other current assets |  |  | (61 | ) |  |  | 30 |  |  |  | 15 |
Other long-term assets |  |  | 12 |  |  |  | (9 | ) |  |  | 17 |
Accounts payable and revenues and royalties payable |  |  | 539 |  |  |  | (109 | ) |  |  | (46 | )
Other current liabilities |  |  | (18 | ) |  |  | (68 | ) |  |  | (66 | )
Other long-term liabilities |  |  | (153 | ) |  |  | (43 | ) |  |  | 23 |
Total |  | $ | (116 | ) |  | $ | (95 | ) |  | $ | (82 | )
Supplementary cash flow data - total operations: |  |  |  |  |  |  |  |  |  |  |  |
Interest paid |  | $ | 404 |  |  | $ | 259 |  |  | $ | 308 |
Income taxes paid (refunded) |  | $ | (116 | ) |  | $ | 171 |  |  | $ | 6 |

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- References No definition available. + Details
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